The statement best describes the main idea of the third paragraph is that residents of the United States were satisfied with themselves for ignoring the troubles in Europe.
What are the causes of World war I?
In the year 1914, the first world war has been started. There are many reasons which give rise to World War I and lead to destructing effects on the whole world.
World war I started because of the expansion of European countries and their control over the world. Europe has created alliances all over the world which leads to conflicts with the opinion of other countries.
The rise of Nationalism leads to differences in the interest of the individuals where there is acceptance of common goals of the country.
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